The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 08, 1991
Filed:
Jan. 19, 1989
Applicant:
Inventors:
Wolfgang Ruger, Kelkheim, DE;
Hansjorg Urbach, Kronberg, DE;
Reinhard Becker, Wiesbaden, DE;
Franz Hock, Dieburg, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; A61K / ;
U.S. Cl.
CPC ...
514412 ; 514414 ; 514423 ; 548452 ; 548496 ; 548530 ;
Abstract
The invention relates to amino acid esters of the formula ##STR1## in which n=1 or 2, R, R.sup.1, R.sup.2 and R.sup.3 denote hydrogen or a defined radical, R.sup.4 together with R.sup.5 and the atoms carrying them form a heterocyclic ring system, processes for their preparation, agents containing them and their use.